Home / 679,234.20-937,052.46-424,142.52

Finding the Fourth Proportional to 679,234.20, 937,052.46 and 424,142.52

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Solution

The fourth proportional to 679,234.20, 937,052.46 and 424,142.52 is: 585,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,234.20 : 937,052.46 = 424,142.52 : x
  2. Step 2: Convert to fraction form
    679,234.20/937,052.46 = 424,142.52/x
  3. Step 3: Cross multiply
    679,234.20x = 937,052.46 × 424,142.52
  4. Step 4: Simplify right side
    679,234.20x = 397,443,791,756.60
  5. Step 5: Solve for x
    x = 397,443,791,756.60/679,234.20
  6. Step 6: Final answer
    x = 585,135.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.